Home / 91,335.60-137,002.19-24,781.95

Finding the Fourth Proportional to 91,335.60, 137,002.19 and 24,781.95

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Solution

The fourth proportional to 91,335.60, 137,002.19 and 24,781.95 is: 37,172.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,335.60 : 137,002.19 = 24,781.95 : x
  2. Step 2: Convert to fraction form
    91,335.60/137,002.19 = 24,781.95/x
  3. Step 3: Cross multiply
    91,335.60x = 137,002.19 × 24,781.95
  4. Step 4: Simplify right side
    91,335.60x = 3,395,181,298.56
  5. Step 5: Solve for x
    x = 3,395,181,298.56/91,335.60
  6. Step 6: Final answer
    x = 37,172.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.